- Patent Title: Cleaning materials and processes for lithium processing equipment
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Application No.: US17529463Application Date: 2021-11-18
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Publication No.: US12134822B2Publication Date: 2024-11-05
- Inventor: Tapash Chakraborty , Nitin Deepak , Prerna Sonthalia Goradia , Bahubali S. Upadhye , Nilesh Chimanrao Bagul , Subramanya P. Herle , Visweswaren Sivaramakrishnan
- Applicant: Applied Materials, Inc.
- Applicant Address: US CA Santa Clara
- Assignee: Applied Materials, Inc.
- Current Assignee: Applied Materials, Inc.
- Current Assignee Address: US CA Santa Clara
- Agency: Kilpatrick Townsend & Stockton LLP
- Main IPC: C23C16/44
- IPC: C23C16/44

Abstract:
Exemplary methods of removing lithium-containing deposits may include heating a surface of a lithium-containing deposit. The surface may include oxygen or nitrogen, and the lithium-containing deposit may be disposed on a surface of a processing chamber. The methods may include contacting the surface of the lithium-containing deposit with a hydrogen-containing precursor. The contacting may hydrogenate the surface of the lithium-containing deposit. The methods may include contacting the lithium-containing deposit with a nitrogen-containing precursor to form volatile byproducts. The methods may include exhausting the volatile byproducts of the lithium-containing deposit from the processing chamber.
Public/Granted literature
- US20220162747A1 CLEANING MATERIALS AND PROCESSES FOR LITHIUM PROCESSING EQUIPMENT Public/Granted day:2022-05-26
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